abstract |
(57) Abstract: The present invention provides a compound having the following structure (I) described in the claims, And their enantiomers, optical isomers, stereoisomers, diastereomers, tautomers, addition salts, biohydrolyzable amides and esters thereof, and pharmaceutical compositions containing these novel compounds . The invention also relates to the use of these compounds for preventing or treating disorders modulated by α-2 adrenergic receptors. |